74547916 has 12 divisors (see below), whose sum is σ = 132670440. Its totient is φ = 36642080.

The previous prime is 74547911. The next prime is 74547929. The reversal of 74547916 is 61974547.

It is not an unprimeable number, because it can be changed into a prime (74547911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157705 + ... + 158176.

It is an arithmetic number, because the mean of its divisors is an integer number (11055870).

Almost surely, 2^74547916 is an apocalyptic number.

It is an amenable number.

74547916 is a deficient number, since it is larger than the sum of its proper divisors (58122524).

74547916 is a wasteful number, since it uses less digits than its factorization.

74547916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315944 (or 315942 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The square root of 74547916 is about 8634.1135040026. The cubic root of 74547916 is about 420.8672857052.

The spelling of 74547916 in words is "seventy-four million, five hundred forty-seven thousand, nine hundred sixteen".